Informational Guide to Boston Logan Airport (BOS) - NON OFFICIAL

AS255 Alaska Airlines - Flight Status

Codeshare Flights
The flight AA7474 from American Airlines (AA) is a codeshare flight operated by Alaska Airlines (AS) under the flight number AS255. Check this page for details about flight AS255.

Below, you can find details about Alaska Airlines flight AS255, which currently operates between the airports of San Diego - San Diego International Airport (Airport Code SAN) and Boston - Boston Logan International Airport (Airport Code BOS).
This flight data pertains specifically to the flight's details for Sunday, May 17, 2026.

AS255 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

AS255 Alaska Airlines from San Diego

Landed - On-time
Flight Status for Sunday May 17, 2026
This flight was also scheduled for Yesterday (May 16, 2026). See it here
This flight is also scheduled for Tomorrow (May 18, 2026). See it here

Airline information

Alaska Airlines
Alaska Airlines
Equipment: Boeing 737MAX 9 Passenger

Departure

San Diego (SAN)
May 16, 2026
San Diego International Airport
Departed at:
08:45 pm
Terminal:
2
Gate:
22
Scheduled Departure Time: 08:54 pm

Arrival

Boston (BOS)
May 17, 2026
Boston Logan International Airport
Arrived at:
05:01 am
Terminal:
B
Gate:
B35A
Scheduled Arrival Time: 05:44 am
Baggage: 9
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.boston-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- AA7474 - American Airlines

Additional Information

Which is the frequency of flight AS255?
The flight AS255 is scheduled to flight on Thursday, Friday, Saturday, Sunday on a weekly basis.

Which is the distance of flight AS255?
The distance between the two airports is 2583 miles.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in San Diego: 2026-05-17 08:51:12
Current Time in Boston: 2026-05-17 11:51:12

Alternative Flights

The following airlines serves the same route between San Diego and Boston:

Alaska Airlines
- Flight Number: AS390. (On Time performance: 79 - Average Delay: 0 minutes)

JetBlue
- Flight Number: B62120. (On Time performance: 78 - Average Delay: 23 minutes)
- Flight Number: B6620. (On Time performance: 78 - Average Delay: 21 minutes)
- Flight Number: B6920. (On Time performance: 77 - Average Delay: 24 minutes)

Delta Air Lines
- Flight Number: DL561. (On Time performance: 83 - Average Delay: 4 minutes)
- Flight Number: DL571. (On Time performance: 78 - Average Delay: 65 minutes)

Punctuality and delays

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights AS255

Date
Departure
Arrival
Duration
Aircraft
Status
Saturday
16 May
08:47 pm
San Diego (SAN)
05:12 am
Boston (BOS)
05h 25min
Boeing 737-900
Boeing 737-900
Landed - On-time
Friday
15 May
10:54 pm
San Diego (SAN)
07:41 am
Boston (BOS)
05h 47min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Thursday
14 May
09:45 pm
San Diego (SAN)
06:32 am
Boston (BOS)
05h 47min
Boeing 737-900
Boeing 737-900
Landed - Delayed